Home / 5,976.57-8,946.36-5,090.84

Finding the Fourth Proportional to 5,976.57, 8,946.36 and 5,090.84

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Solution

The fourth proportional to 5,976.57, 8,946.36 and 5,090.84 is: 7,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,976.57 : 8,946.36 = 5,090.84 : x
  2. Step 2: Convert to fraction form
    5,976.57/8,946.36 = 5,090.84/x
  3. Step 3: Cross multiply
    5,976.57x = 8,946.36 × 5,090.84
  4. Step 4: Simplify right side
    5,976.57x = 45,544,487.34
  5. Step 5: Solve for x
    x = 45,544,487.34/5,976.57
  6. Step 6: Final answer
    x = 7,620.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.